include/wx/gtk/window.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        window.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10
  11 #ifndef __GTKWINDOWH__
  12 #define __GTKWINDOWH__
  13
  14 #ifdef __GNUG__
  15 #pragma interface
  16 #endif
  17
  18 #include "wx/defs.h"
  19 #include "wx/object.h"
  20 #include "wx/list.h"
  21 #include "wx/event.h"
  22 #include "wx/validate.h"
  23 #include "wx/cursor.h"
  24 #include "wx/font.h"
  25 #include "wx/region.h"
  26 #include "wx/accel.h"
  27
  28 //-----------------------------------------------------------------------------
  29 // global data
  30 //-----------------------------------------------------------------------------
  31
  32 extern const char *wxFrameNameStr;
  33 extern wxList wxTopLevelWindows;
  34
  35 //-----------------------------------------------------------------------------
  36 // global function
  37 //-----------------------------------------------------------------------------
  38
  39 wxWindow* wxGetActiveWindow();
  40
  41 //-----------------------------------------------------------------------------
  42 // classes
  43 //-----------------------------------------------------------------------------
  44
  45 class wxLayoutConstraints;
  46 class wxSizer;
  47 class wxDC;
  48 class wxClientData;
  49 class wxVoidClientData;
  50 class wxWindow;
  51 #if wxUSE_WX_RESOURCES
  52 class wxResourceTable;
  53 class wxItemResource;
  54 #endif
  55 #if wxUSE_DRAG_AND_DROP
  56 class wxDropTarget;
  57 #endif
  58
  59 //-----------------------------------------------------------------------------
  60 // callback definition for inserting a window (internal)
  61 //-----------------------------------------------------------------------------
  62
  63 typedef void (*wxInsertChildFunction)( wxWindow*, wxWindow* );
  64
  65 //-----------------------------------------------------------------------------
  66 // global data
  67 //-----------------------------------------------------------------------------
  68
  69 extern const char *wxPanelNameStr;
  70 extern const wxSize wxDefaultSize;
  71 extern const wxPoint wxDefaultPosition;
  72
  73 //-----------------------------------------------------------------------------
  74 // wxClientData
  75 //-----------------------------------------------------------------------------
  76
  77 class wxClientData
  78 {
  79 public:
  80     wxClientData() { }
  81     virtual ~wxClientData() { }
  82 };
  83
  84 //-----------------------------------------------------------------------------
  85 // wxStringClientData
  86 //-----------------------------------------------------------------------------
  87
  88 class wxStringClientData: public wxClientData
  89 {
  90 public:
  91     wxStringClientData() { }
  92     wxStringClientData( wxString &data ) { m_data = data; }
  93     void SetData( wxString &data ) { m_data = data; }
  94     wxString GetData() const { return m_data; }
  95
  96 private:
  97     wxString  m_data;
  98 };
  99
 100 //-----------------------------------------------------------------------------
 101 // (debug)
 102 //-----------------------------------------------------------------------------
 103
 104 #ifdef __WXDEBUG__
 105
 106 void debug_focus_in( GtkWidget* widget, const char* name, const char* window );
 107
 108 #endif
 109
 110 //-----------------------------------------------------------------------------
 111 // wxWindow
 112 //-----------------------------------------------------------------------------
 113
 114 class wxWindow: public wxEvtHandler
 115 {
 116   DECLARE_DYNAMIC_CLASS(wxWindow)
 117
 118 public:
 119   wxWindow();
 120   wxWindow(wxWindow *parent, wxWindowID id,
 121            const wxPoint& pos = wxDefaultPosition,
 122            const wxSize& size = wxDefaultSize,
 123            long style = 0,
 124            const wxString& name = wxPanelNameStr);
 125   bool Create(wxWindow *parent, wxWindowID id,
 126            const wxPoint& pos = wxDefaultPosition,
 127            const wxSize& size = wxDefaultSize,
 128            long style = 0,
 129            const wxString& name = wxPanelNameStr);
 130   virtual ~wxWindow();
 131
 132 #if wxUSE_WX_RESOURCES
 133   virtual bool LoadFromResource( wxWindow *parent, const wxString& resourceName,
 134                                  const wxResourceTable *table = (const wxResourceTable *) NULL);
 135   virtual wxControl *CreateItem(const wxItemResource* childResource, const wxItemResource* parentResource,
 136                                  const wxResourceTable *table = (const wxResourceTable *) NULL);
 137 #endif
 138
 139   bool Close( bool force = FALSE );
 140   virtual bool Destroy();
 141   virtual bool DestroyChildren();
 142
 143   virtual void PrepareDC( wxDC &dc );
 144
 145   virtual void SetSize( int x, int y, int width, int height,
 146     int sizeFlags = wxSIZE_AUTO );
 147   virtual void SetSize( int width, int height );
 148
 149   virtual void Move( int x, int y );
 150
 151   virtual void GetSize( int *width, int *height ) const;
 152   wxSize GetSize() const { int w, h; GetSize(& w, & h); return wxSize(w, h); }
 153
 154   virtual void SetClientSize( int const width, int const height );
 155
 156   virtual void GetClientSize( int *width, int *height ) const;
 157   wxSize GetClientSize() const { int w, h; GetClientSize(& w, & h); return wxSize(w, h); }
 158
 159   virtual void GetPosition( int *x, int *y ) const;
 160   wxPoint GetPosition() const { int w, h; GetPosition(& w, & h); return wxPoint(w, h); }
 161
 162   wxRect GetRect() const
 163     { int x, y, w, h; GetPosition(& x, & y); GetSize(& w, & h); return wxRect(x, y, w, h); }
 164
 165   virtual void Centre( int direction = wxHORIZONTAL );
 166   inline void Center(int direction = wxHORIZONTAL) { Centre(direction); }
 167   virtual void Fit();
 168
 169   virtual void SetSizeHints( int minW, int minH, int maxW = -1, int maxH = -1, int incW = -1, int incH = -1 );
 170
 171   // Dialog units translations. Implemented in wincmn.cpp.
 172   wxPoint ConvertPixelsToDialog(const wxPoint& pt) ;
 173   wxPoint ConvertDialogToPixels(const wxPoint& pt) ;
 174   inline wxSize ConvertPixelsToDialog(const wxSize& sz)
 175   { wxPoint pt(ConvertPixelsToDialog(wxPoint(sz.x, sz.y))); return wxSize(pt.x, pt.y); }
 176   inline wxSize ConvertDialogToPixels(const wxSize& sz)
 177   { wxPoint pt(ConvertDialogToPixels(wxPoint(sz.x, sz.y))); return wxSize(pt.x, pt.y); }
 178
 179   void OnSize( wxSizeEvent &event );
 180   void OnIdle( wxIdleEvent& event );
 181
 182   virtual bool Show( bool show );
 183   virtual void Enable( bool enable );
 184   virtual void MakeModal( bool modal );
 185   virtual bool IsEnabled() const { return m_isEnabled; }
 186   inline bool Enabled() const { return IsEnabled(); }
 187   virtual bool OnClose();
 188
 189   virtual void SetFocus();
 190   static wxWindow *FindFocus();
 191
 192   virtual void AddChild( wxWindow *child );
 193   wxList& GetChildren() { return m_children; }
 194
 195   virtual void RemoveChild( wxWindow *child );
 196   void SetReturnCode( int retCode );
 197   int GetReturnCode();
 198   wxWindow *GetParent() const
 199     { return m_parent; }
 200   wxWindow *GetGrandParent() const
 201     { return (m_parent ? m_parent->m_parent : (wxWindow*)NULL); }
 202   void SetParent( wxWindow *p )
 203     { m_parent = p; }
 204   virtual wxWindow *ReParent( wxWindow *newParent );
 205
 206   wxEvtHandler *GetEventHandler() const;
 207   void SetEventHandler( wxEvtHandler *handler );
 208   void PushEventHandler( wxEvtHandler *handler );
 209   wxEvtHandler *PopEventHandler( bool deleteHandler = FALSE );
 210
 211   virtual wxValidator *GetValidator();
 212   virtual void SetValidator( const wxValidator &validator );
 213
 214   virtual void SetClientObject( wxClientData *data );
 215   virtual wxClientData *GetClientObject();
 216
 217   virtual void SetClientData( void *data );
 218   virtual void *GetClientData();
 219
 220   virtual void SetAcceleratorTable( const wxAcceleratorTable& accel );
 221   virtual wxAcceleratorTable *GetAcceleratorTable() { return &m_acceleratorTable; }
 222
 223   bool IsBeingDeleted();
 224
 225   void SetId( wxWindowID id );
 226   wxWindowID GetId() const;
 227
 228   void SetCursor( const wxCursor &cursor );
 229
 230   void WarpPointer(int x, int y);
 231
 232   virtual void Refresh( bool eraseBackground = TRUE, const wxRect *rect = (const wxRect *) NULL );
 233   virtual void Clear();
 234
 235   virtual wxRegion GetUpdateRegion() const;
 236   virtual bool IsExposed(int x, int y) const;
 237   virtual bool IsExposed(int x, int y, int w, int h) const;
 238   virtual bool IsExposed(const wxPoint& pt) const;
 239   virtual bool IsExposed(const wxRect& rect) const;
 240
 241   virtual wxColour GetBackgroundColour() const;
 242   virtual void SetBackgroundColour( const wxColour &colour );
 243   virtual wxColour GetForegroundColour() const;
 244   virtual void SetForegroundColour( const wxColour &colour );
 245
 246   virtual int GetCharHeight() const;
 247   virtual int GetCharWidth() const;
 248   virtual void GetTextExtent( const wxString& string, int *x, int *y,
 249                              int *descent = (int *) NULL,
 250                              int *externalLeading = (int *) NULL,
 251                              const wxFont *theFont = (const wxFont *) NULL, bool use16 = FALSE) const;
 252
 253   virtual void SetFont( const wxFont &font );
 254   virtual wxFont& GetFont() { return m_font; }
 255
 256     // For backward compatibility
 257   inline virtual void SetButtonFont(const wxFont& font) { SetFont(font); }
 258   inline virtual void SetLabelFont(const wxFont& font) { SetFont(font); }
 259   inline virtual wxFont& GetLabelFont() { return GetFont(); };
 260   inline virtual wxFont& GetButtonFont() { return GetFont(); };
 261
 262   virtual void SetWindowStyleFlag( long flag );
 263   virtual long GetWindowStyleFlag() const;
 264
 265   virtual void CaptureMouse();
 266   virtual void ReleaseMouse();
 267
 268   virtual void SetTitle( const wxString &title );
 269   virtual wxString GetTitle() const;
 270   virtual void SetName( const wxString &name );
 271   virtual wxString GetName() const;
 272   virtual wxString GetLabel() const;
 273
 274   void OnSysColourChanged( wxSysColourChangedEvent &WXUNUSED(event) ) {};
 275
 276   virtual bool IsShown() const;
 277
 278   virtual void Raise();
 279   virtual void Lower();
 280
 281   virtual bool IsRetained();
 282   virtual wxWindow *FindWindow( long id );
 283   virtual wxWindow *FindWindow( const wxString& name );
 284
 285   void AllowDoubleClick( bool WXUNUSED(allow) ) {};
 286   void SetDoubleClick( bool WXUNUSED(allow) ) {};
 287
 288   virtual void ClientToScreen( int *x, int *y );
 289   virtual void ScreenToClient( int *x, int *y );
 290
 291   virtual bool Validate();
 292   virtual bool TransferDataToWindow();
 293   virtual bool TransferDataFromWindow();
 294   void OnInitDialog( wxInitDialogEvent &event );
 295   virtual void InitDialog();
 296
 297   virtual bool PopupMenu( wxMenu *menu, int x, int y );
 298
 299 #if wxUSE_DRAG_AND_DROP
 300   virtual void SetDropTarget( wxDropTarget *dropTarget );
 301   virtual wxDropTarget *GetDropTarget() const;
 302 #endif
 303
 304   virtual void SetScrollbar( int orient, int pos, int thumbVisible,
 305     int range, bool refresh = TRUE );
 306   virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
 307   virtual int GetScrollPos( int orient ) const;
 308   virtual int GetScrollThumb( int orient ) const;
 309   virtual int GetScrollRange( int orient ) const;
 310   virtual void ScrollWindow( int dx, int dy, const wxRect* rect = (wxRect *) NULL );
 311
 312   virtual bool AcceptsFocus() const;
 313
 314   void UpdateWindowUI();
 315
 316   // implementation
 317
 318           void        PreCreation( wxWindow *parent, wxWindowID id, const wxPoint &pos,
 319                                    const wxSize &size, long style, const wxString &name );
 320           void        PostCreation();
 321   virtual GtkWidget  *GetConnectWidget();
 322   virtual bool        IsOwnGtkWindow( GdkWindow *window );
 323           void        ConnectWidget( GtkWidget *widget );
 324
 325           bool        HasVMT();
 326
 327   virtual wxPoint     GetClientAreaOrigin() const;
 328   virtual void        AdjustForParentClientOrigin( int& x, int& y, int sizeFlags );
 329
 330           GtkStyle   *GetWidgetStyle();
 331           void        SetWidgetStyle();
 332   virtual void        ApplyWidgetStyle();
 333
 334
 335   wxWindow            *m_parent;
 336   wxList               m_children;
 337   int                  m_x,m_y;
 338   int                  m_width,m_height;
 339   int                  m_minWidth,m_minHeight;
 340   int                  m_maxWidth,m_maxHeight;
 341   int                  m_retCode;
 342   wxEvtHandler        *m_eventHandler;
 343   wxValidator         *m_windowValidator;
 344 #if wxUSE_DRAG_AND_DROP
 345   wxDropTarget        *m_dropTarget;
 346 #endif
 347   wxWindowID           m_windowId;
 348   wxCursor            *m_cursor;
 349   wxFont               m_font;
 350   wxColour             m_backgroundColour;
 351   wxColour             m_foregroundColour;
 352   wxRegion             m_updateRegion;
 353   long                 m_windowStyle;
 354   bool                 m_isShown;
 355   bool                 m_isEnabled;
 356   wxString             m_windowName;
 357   wxAcceleratorTable   m_acceleratorTable;
 358   wxClientData        *m_clientObject;
 359   void                *m_clientData;
 360
 361   GtkWidget           *m_widget;
 362   GtkWidget           *m_wxwindow;
 363   GtkAdjustment       *m_hAdjust,*m_vAdjust;
 364   float                m_oldHorizontalPos;
 365   float                m_oldVerticalPos;
 366   bool                 m_needParent;
 367   bool                 m_hasScrolling;
 368   bool                 m_isScrolling;
 369   bool                 m_hasVMT;
 370   bool                 m_sizeSet;
 371   bool                 m_resizing;
 372   GdkGC               *m_scrollGC;
 373   GtkStyle            *m_widgetStyle;
 374   bool                 m_isStaticBox;
 375   bool                 m_acceptsFocus;
 376
 377   wxInsertChildFunction  m_insertCallback;
 378
 379 public:
 380
 381   wxLayoutConstraints *m_constraints;
 382   wxList              *m_constraintsInvolvedIn;
 383   wxSizer             *m_windowSizer;
 384   wxWindow            *m_sizerParent;
 385   bool                 m_autoLayout;
 386
 387   wxLayoutConstraints *GetConstraints() const;
 388   void SetConstraints( wxLayoutConstraints *constraints );
 389   void SetAutoLayout( bool autoLayout );
 390   bool GetAutoLayout() const;
 391   bool Layout();
 392   void SetSizer( wxSizer *sizer );
 393   wxSizer *GetSizer() const;
 394   void SetSizerParent( wxWindow *win );
 395   wxWindow *GetSizerParent() const;
 396   void UnsetConstraints(wxLayoutConstraints *c);
 397   inline wxList *GetConstraintsInvolvedIn() const ;
 398   void AddConstraintReference(wxWindow *otherWin);
 399   void RemoveConstraintReference(wxWindow *otherWin);
 400   void DeleteRelatedConstraints();
 401   virtual void ResetConstraints();
 402   virtual void SetConstraintSizes(bool recurse = TRUE);
 403   virtual bool LayoutPhase1(int *noChanges);
 404   virtual bool LayoutPhase2(int *noChanges);
 405   virtual bool DoPhase(int);
 406   virtual void TransformSizerToActual(int *x, int *y) const ;
 407   virtual void SizerSetSize(int x, int y, int w, int h);
 408   virtual void SizerMove(int x, int y);
 409   virtual void SetSizeConstraint(int x, int y, int w, int h);
 410   virtual void MoveConstraint(int x, int y);
 411   virtual void GetSizeConstraint(int *w, int *h) const ;
 412   virtual void GetClientSizeConstraint(int *w, int *h) const ;
 413   virtual void GetPositionConstraint(int *x, int *y) const ;
 414
 415 private:
 416   DECLARE_EVENT_TABLE()
 417 };
 418
 419 #endif // __GTKWINDOWH__